| Electronics Spares | ||||||||
| Telescope | WHT | |||||||
| System | ISIS Spectrograph | |||||||
| Last inventory update | 20.04.01 | |||||||
| Spare | Application | Quantity | Status | Location | Comment | Supplier | Photo | Contact |
| Interpolative encoder xdec123 | Grating encoder | 1 | New | TFS | Ferantti | |||
| Hetich switches | Position sensing | 6 | New | TFS | RS | |||
| Creeps board | 4MS interface | 1 | Tested AWR Feb 94 | TFS 19" rack | Repair in house | Made by RGO | ||
| Inline molinx conectors | General interconections | 5 | New | INT Coude Room | RS | |||
| LED Switches | Grating release control | 1 | New | TFS | Farnell | |||
| Triple ACIA board | 4MS communication | 1 | Tested RJP June96 | Eng Mimic | Steal from ENGM | Sintel | Obsolete | |
| Microswitch | 3 | removed from IDS | INTstore | In 2nd gray cabinet | RS | |||